3537400634 has 4 divisors (see below), whose sum is σ = 5306100954. Its totient is φ = 1768700316.

The previous prime is 3537400631. The next prime is 3537400661. The reversal of 3537400634 is 4360047353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4360047353 = 83 ⋅52530691.

It can be written as a sum of positive squares in only one way, i.e., 2626870009 + 910530625 = 51253^2 + 30175^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3537400594 and 3537400603.

It is not an unprimeable number, because it can be changed into a prime (3537400631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884350157 + ... + 884350160.

Almost surely, 2^3537400634 is an apocalyptic number.

3537400634 is a deficient number, since it is larger than the sum of its proper divisors (1768700320).

3537400634 is a wasteful number, since it uses less digits than its factorization.

3537400634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768700319.

The product of its (nonzero) digits is 90720, while the sum is 35.

The square root of 3537400634 is about 59476.0509280836. The cubic root of 3537400634 is about 1523.6834480183.

Adding to 3537400634 its reverse (4360047353), we get a palindrome (7897447987).

The spelling of 3537400634 in words is "three billion, five hundred thirty-seven million, four hundred thousand, six hundred thirty-four".